<html>
    <head>
        <style>
            body {
                padding: 100px;
                margin: 0;
            }

            #box {
                width: 100px;
                height: 100px;
                background-color: #0077ff;
            }

            [data-layout-correct="false"] {
                background: #dd1144 !important;
                opacity: 1 !important;
            }
        </style>
    </head>
    <body>
        <div id="root"></div>
        <script type="module" src="/src/imports/optimized-appear.js"></script>
        <script type="module" src="/src/imports/script-assert.js"></script>

        <script type="module">
            const {
                motion,
                animate,
                startOptimizedAppearAnimation,
                optimizedAppearDataAttribute,
                motionValue,
                frame,
            } = window.Motion
            const { matchViewportBox } = window.Assert
            const root = document.getElementById("root")

            const duration = 0.5
            const x = motionValue(0)

            let isFirstFrame = true

            function Component() {
                const [top, setTop] = React.useState(0)
                React.useEffect(() => {
                    setTop(100)
                }, [])

                return React.createElement(motion.div, {
                    id: "box",
                    initial: { x: 0, opacity: 0 },
                    animate: { x: 100, opacity: 1 },
                    transition: {
                        duration,
                        ease: "linear",
                        layout: { ease: () => 0, duration: 10 },
                    },
                    style: {
                        x,
                        top,
                        position: "relative",
                        background: top ? "red" : "blue",
                    },
                    layout: true,
                    onLayoutAnimationStart: () => {
                        requestAnimationFrame(() => {
                            const box = document.getElementById("box")
                            const { top } = box.getBoundingClientRect()

                            if (top !== 100) {
                                showError(
                                    box,
                                    `layout animation overridden by optimised animation`
                                )
                            }
                        })
                    },
                    onAnimationComplete: () => {
                        const box = document.getElementById("box")
                        const { left } = box.getBoundingClientRect()

                        console.log(left)
                        if (left !== 200) {
                            showError(
                                box,
                                `optimised animation conflict with layout measurements`
                            )
                        }
                    },
                    [optimizedAppearDataAttribute]: "a",
                    children: "Content",
                })
            }

            // Emulate server rendering of element
            root.innerHTML = ReactDOMServer.renderToString(
                React.createElement(Component)
            )

            // Start optimised opacity animation
            startOptimizedAppearAnimation(
                document.getElementById("box"),
                "opacity",
                [0, 1],
                {
                    duration: duration * 1000,
                    ease: "linear",
                }
            )

            // Start WAAPI animation
            const animation = startOptimizedAppearAnimation(
                document.getElementById("box"),
                "transform",
                ["translateX(0px)", "translateX(100px)"],
                {
                    duration: duration * 1000,
                    ease: "linear",
                },
                (animation) => {
                    setTimeout(() => {
                        ReactDOMClient.hydrateRoot(
                            root,
                            React.createElement(Component)
                        )
                    }, (duration * 1000) / 2)
                }
            )
        </script>
    </body>
</html>
